Control systems Self-acting controls
4
Spare parts The spare parts available are shown in heavy outline. Parts drawn in broken line are not supplied as spares. Available spares
¾ " to 1 ½ "
C, F, E
Piston sealing ring set
C, D, E
DN50 to DN100
¾ " to 1 ½ "
A, C, E, F
Piston set
A, B, C, D, E, J, H
DN50 to DN100
P
Set of cover studs and nuts
How to order spares Always order spares by using the description given in the column headed 'Available spares' and state the size and type of valve. Example: 1 - Piston set for a Spirax Sarco DN50 TW 3-port self-acting control valve.
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Detail of piston ring
X
Y
C
J
B C A H
F
A
P
D
E
G
G
P E
Valve size ¾" - 1½"
Valve size DN50 - DN100
TI-P047-01 CTLS Issue 13
Page 5 of 5
TW Three-port Self-acting Control Valve for Liquid Systems
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